20hhgd.is ((FLUORITE)), $75 MINIMUM BID, Rogerley Mine, Rogerley Quarry, Stanhope, County Durham, England, UK, 5 x 5 x 3.5 cm, Miniature | |
Lustrous classic twinned green Fluorite crystals on an unusually matrix. Typical matrix association is Galena. This looks like a crude Hematite or Magnetite of Goethite association. |